Home / 25,106.60-37,616.70-11,930.60

Finding the Fourth Proportional to 25,106.60, 37,616.70 and 11,930.60

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Solution

The fourth proportional to 25,106.60, 37,616.70 and 11,930.60 is: 17,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,106.60 : 37,616.70 = 11,930.60 : x
  2. Step 2: Convert to fraction form
    25,106.60/37,616.70 = 11,930.60/x
  3. Step 3: Cross multiply
    25,106.60x = 37,616.70 × 11,930.60
  4. Step 4: Simplify right side
    25,106.60x = 448,789,801.02
  5. Step 5: Solve for x
    x = 448,789,801.02/25,106.60
  6. Step 6: Final answer
    x = 17,875.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.